Task: Answer the MCQ question.
Query: Which compound has a 18.428\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. O=C1CC(c2ccccc2)CN1Cc1ccccc1
b. C=C1CC2C(CCC3(C)C2CCC3(O)C(C)=O)C2(C)CCC(=O)C=C12
Answer: b. C=C1CC2C(CCC3(C)C2CCC3(O)C(C)=O)C2(C)CCC(=O)C=C12
{#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#}
C=C1CC2C(CCC3(C)C2CCC3(O)C(C)=O)C2(C)CCC(=O)C=C12
C=C1CC2C(CCC3(C)C2CCC3(O)C(C)=O)C2(C)CCC(=O)C=C12
17-acetyl-17-hydroxy-10,13-dimethyl-6-methylidene-1,2,7,8,9,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-3-one