Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: CCc1ccc2c(c1)CC(C(=O)NC1CCN(Cc3ccc4c(c3)OCO4)CC1)=CC2=O
b: O=C(Nc1ccccc1)NS(=O)(=O)c1ccc(OCCCCN2CCCCC2)cc1
c: Cc1oc(=O)oc1CN1CCN(c2cc3c(cc2F)c(=O)c(C(=O)O)c2n3C(C)S2)CC1
d: CCN(C(=O)Cc1ccc(S(C)(=O)=O)cc1)C1CCN(CC[C@@H](c2cccc(C(F)(F)F)c2)C2CCN(S(C)(=O)=O)CC2)CC1
Answer: b, c
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}
1-phenyl-3-[4-(4-piperidin-1-ylbutoxy)phenyl]sulfonylurea