Problem statement: Answer the MCQ question.
Query: Which drug has a -21.056\% 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 or b without using any other words.
Options:
a CCOc1ccc(CC(=O)Nc2ccc(S(=O)(=O)N3CCCC3)cc2)cc1
b O=C(CSc1nnc(-c2cccnc2)n1Cc1ccco1)c1ccc(Cl)cc1
Answer: b. O=C(CSc1nnc(-c2cccnc2)n1Cc1ccco1)c1ccc(Cl)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(CSc1nnc(-c2cccnc2)n1Cc1ccco1)c1ccc(Cl)cc1
O=C(CSc1nnc(-c2cccnc2)n1Cc1ccco1)c1ccc(Cl)cc1
1-(4-chlorophenyl)-2-[[4-(furan-2-ylmethyl)-5-pyridin-3-yl-1,2,4-triazol-3-yl]sulfanyl]ethanone