kikumycin A

N-(3-Amino-3-imino-1-propenyl)-4-[(5-amino-3,4-dihydro-2H-pyrrol-2-yl)carbonylamino]-1H-pyrrole-2-carboxamide

4-[[(5-Amino-3,4-dihydro-2H-pyrrol-2-yl)carbonyl]amino]-N-(3-amino-3-imino-1-propenyl)-1H-pyrrole-2-carboxamide