Task: Answer the multiple-choice question.
Question: Which drug has a 3.768\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: Cc1ccc(S(=O)(=O)N2CCN(C(=O)c3cccc(F)c3)CC2)cc1
b: O=C(CC1C(=O)NCCN1Cc1c(F)cccc1Cl)NC1CCCCCC1
c: CC1Cc2ccccc2N1C(=O)C12CCC(C)(C(=O)C1)C2(C)C
d: COc1ccccc1N1CCN(S(=O)(=O)c2cc(-c3cc(C)no3)ccc2C(C)C)CC1
e: COc1ccc(OC)c(NC(=O)COc2ccc3c(c2)CCC3)c1
Answer: b. O=C(CC1C(=O)NCCN1Cc1c(F)cccc1Cl)NC1CCCCCC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(CC1C(=O)NCCN1Cc1c(F)cccc1Cl)NC1CCCCCC1
O=C(CC1C(=O)NCCN1Cc1c(F)cccc1Cl)NC1CCCCCC1
2-[1-[(2-chloro-6-fluorophenyl)methyl]-3-oxopiperazin-2-yl]-N-cycloheptylacetamide