O=C(Nc1ccccc1)Nc1cccnc1N1CCN(C(=O)Cc2c[nH]c3ncccc23)CC1
O=C(Nc1cccnc1)Nc1cccc(N2CCN(C(=O)Cc3c[nH]c4ncccc34)CC2)c1
O=C(Nc1ccc(N2CCN(C(=O)Cc3c[nH]c4ncccc34)CC2)cc1)Nc1cccnc1
O=C(Nc1cccnc1)Nc1ccccc1N1CCN(C(=O)Cc2c[nH]c3ncccc23)CC1
O=C(Nc1ccccc1)Nc1cnccc1N1CCN(C(=O)Cc2c[nH]c3ncccc23)CC1
O=C(Nc1ccccc1)Nc1cncc(N2CCN(C(=O)Cc3c[nH]c4ncccc34)CC2)c1
O=C(Nc1ccccc1)Nc1ccc(N2CCN(C(=O)Cc3c[nH]c4ncccc34)CC2)nc1
by eye, X_0434 bonded to X_1093