Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a C=C[C@H]1CN2CC[C@H]1C[C@@H]2[C@@H](O)c1ccnc2ccc(OC)cc12
b N=c1nc(N)c(NCO)c(N)n1O
c CC(C)(C(=O)O)c1ccc([C@H](O)CCCN2CCC(C(O)(c3ccccc3)c3ccccc3)CC2)cc1
d O=C(O)CCNCC(=O)O
Answer: b, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
3-(carboxymethylamino)propanoic acid