Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) CC1(C(F)(F)F)NCCc2c1oc1cc(S(=O)(=O)c3cccc(F)c3)ccc21
(b) O=C(c1ccc(Cl)cc1)C1CC[N+](CCc2ccccc2)(Cc2ccccc2)CC1
(c) Cc1nc2ccccc2n1C1C[C@H]2CC[C@H](C1)N2CCC1(c2ccccc2)CCN(C(=O)c2cccc(S(N)(=O)=O)c2)CC1
(d) COc1ccc(CCN2CCC(Nc3nc4ccccc4n3Cc3ccc(F)cc3)CC2)cc1
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}
1-[(4-fluorophenyl)methyl]-N-[1-[2-(4-methoxyphenyl)ethyl]piperidin-4-yl]benzimidazol-2-amine