4,8-Iminocyclohepta[c]pyrrole-1,3,5(2H)-trione, 3a,4,8,8a-tetrahydro-2-phenyl-9-(phenylmethyl)- 4,8-Iminocyclohepta[c]pyrrole-1,3,5(2H)-trione,3a,4,8,8a-tetrahydro-2-phenyl-9-(phenylmethyl)- NSC351105