Problem statement: Answer the multiple-choice question.
Question: Which drug has a 20.571\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a.) O=C(c1ccccc1)N1CCN(c2ncnc3c(-c4ccccc4)nsc23)CC1
b.) O=C(COC(=O)CC1CCCC1)Nc1ccc(OC(F)F)cc1
c.) C[N+](C)(C)CCNC(=O)c1cc[n+](Cc2ccccc2)c(/C=N/O)c1.[I-]
Answer: b. O=C(COC(=O)CC1CCCC1)Nc1ccc(OC(F)F)cc1
{#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(COC(=O)CC1CCCC1)Nc1ccc(OC(F)F)cc1
O=C(COC(=O)CC1CCCC1)Nc1ccc(OC(F)F)cc1
[2-[4-(difluoromethoxy)anilino]-2-oxoethyl]2-cyclopentylacetate