NC(=[NH2+])NCCN(CCNC(N)=[NH2+])CCNC(N)=[NH2+]    mol38452    3_1
N=C(N)NCC[NH+](CCNC(N)=[NH2+])CCNC(N)=[NH2+]    mol38452    3_2
NC(=[NH2+])NCC[NH+](CCNC(N)=[NH2+])CCNC(N)=[NH2+]    mol38452    4_1