1-Methyl-3-phenyl-4,5-diphenylimino-imidazolidin-2-thion

1-甲基-3-苯基硫脲

1,3-二苯基仲班酸

1,3-diphenyl-4,5-bis(phenylimino)imidazolidin-2-one

双苯基脲