As the isocyan group is polymerized further, diphenyl carbondiimine may be formed, further polymerization of which forms a nitrogen-containing polycyclic aromatic compound.

异氰基化合物进一步二聚成二苯基碳化二亚胺，者又聚合生成含氮杂环的环芳烃。

As the isocyan group is polymerized further, diphenyl carbondiimine may be formed, further polymerization of which forms a nitrogen-containing polycyclic aromatic compound.

异氰基化合物进一成苯基碳化亚胺，者又合生成含氮杂芳烃。

As the isocyan group is polymerized further, diphenyl carbondiimine may be formed, further polymerization of which forms a nitrogen-containing polycyclic aromatic compound.

异氰基化合物进一步二聚成二苯基碳化二亚胺，者又聚合生成含氮杂环环芳烃。

As the isocyan group is polymerized further, diphenyl carbondiimine may be formed, further polymerization of which forms a nitrogen-containing polycyclic aromatic compound.

化合物进一步二聚成二苯碳化二亚胺，者又聚合生成含氮杂环的多环芳烃。

As the isocyan group is polymerized further, diphenyl carbondiimine may be formed, further polymerization of which forms a nitrogen-containing polycyclic aromatic compound.

异氰物进一步二聚成二苯碳二亚胺，者又聚生成含氮杂环的多环芳烃。

As the isocyan group is polymerized further, diphenyl carbondiimine may be formed, further polymerization of which forms a nitrogen-containing polycyclic aromatic compound.

异氰基化合物进一步二聚二苯基碳化二亚胺，者又聚合含氮杂环的多环芳烃。

As the isocyan group is polymerized further, diphenyl carbondiimine may be formed, further polymerization of which forms a nitrogen-containing polycyclic aromatic compound.

异氰基化合物进一步二聚二苯基碳化二亚胺，者又聚合生含氮杂环的多环芳烃。

As the isocyan group is polymerized further, diphenyl carbondiimine may be formed, further polymerization of which forms a nitrogen-containing polycyclic aromatic compound.

异氰基化合物进一步二聚成二苯基碳化二亚胺，者又聚合生成含氮杂环的多环芳烃。

As the isocyan group is polymerized further, diphenyl carbondiimine may be formed, further polymerization of which forms a nitrogen-containing polycyclic aromatic compound.

异氰物进一步二聚二苯二亚胺，者又聚含氮杂环的多环芳烃。