0  B19R0.59662  O=C(O)CN(CCN(CC(=O)O)CC(=O)O)CC(=O)O DB00974 [0,0,0,0,0,0|0,0,0]=0
1  B21R0.133935  O=C(O)CN(CC(=O)O)CC(O)CN(CC(=O)O)CC(=O)O DB12362 [0,1,0,0,0,1|0,0,0]=2