Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 7.927\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: CC(CNC(=O)CCn1ccc2cc(S(=O)(=O)N3CCCC3)ccc21)c1ccccc1
b: COc1ccccc1OCc1nc2ccccc2n1C
c: CN(CC(=O)NCC1CCCCC1)CC(=O)Nc1ccccc1Br
d: Cc1[nH]c2ccc(F)cc2c1CCN(Cc1ccncc1)C(=S)Nc1ccccc1
Answer: b. COc1ccccc1OCc1nc2ccccc2n1C
{#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#}
COc1ccccc1OCc1nc2ccccc2n1C
COc1ccccc1OCc1nc2ccccc2n1C
2-[(2-methoxyphenoxy)methyl]-1-methylbenzimidazole