Task: Answer the MCQ question.
Question: Which drug has a 19.163% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. O=C(c1ccc2ccccc2c1)N1CCCC1
b. O=C(O)C1C2C=CC(C2)C1C(=O)NCCCN1CCCC1=O
c. CNC(=O)c1cc(NC(=O)CCn2nc(-c3ccccc3)c3ccccc3c2=O)ccc1OC
d. O=C(Nc1cc(S(=O)(=O)N2CCOCC2)ccc1-n1cncn1)c1ccc(Cl)cc1
Answer: a. O=C(c1ccc2ccccc2c1)N1CCCC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(c1ccc2ccccc2c1)N1CCCC1
O=C(c1ccc2ccccc2c1)N1CCCC1
naphthalen-2-yl(pyrrolidin-1-yl)methanone