Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a O=C(NC(c1ccc(Cl)cc1)c1ccc(Cl)cc1)[C@@H]1CC[C@@H](N2CCOCC2)C[C@H]1c1ccc(Br)cc1
b CC(C)(C)[C@H](NC(=O)OCCO)C(=O)N1CC(c2cc(F)ccc2F)=C[C@H]1c1ccccc1
c Cc1nc2ccccc2n1C1CC2CCC(C1)N2CCC1(c2cccc(F)c2)CCN(C(=O)c2c(Cl)ccc(S(N)(=O)=O)c2Cl)CC1
d O=C1[C@H](Cc2ccc(O)cc2)N2C(=O)CCN(C(=O)NCc3ccccc3)[C@H]2CN1Cc1cccc2ccccc12
e COc1nc(-c2nc(Nc3cc(C(F)(F)F)ccc3F)n(C)n2)ccc1-n1cnc(C)c1
Answer: a
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}
(1R,2R,4R)-N-[bis(4-chlorophenyl)methyl]-2-(4-bromophenyl)-4-morpholin-4-ylcyclohexane-1-carboxamide