Task: Answer the MCQ question.
Question: Which drug has a 20.496\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) CC(C)c1nc(SCC(=O)NCC2CCCO2)c2c(=O)n(C)c(=O)n(C)c2n1
(b) CCOc1ccc(-n2c(SCC(=O)Nc3cc(C(=O)O)ccc3Cl)nc3ccccc3c2=O)cc1
(c) O=C(O)c1cccc(NC(=S)NC(=O)c2ccc(-c3ccccc3)cc2)c1
Answer: b. CCOc1ccc(-n2c(SCC(=O)Nc3cc(C(=O)O)ccc3Cl)nc3ccccc3c2=O)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#}
4-chloro-3-[[2-[3-(4-ethoxyphenyl)-4-oxoquinazolin-2-yl]sulfanylacetyl]amino]benzoic acid