Problem statement: Answer the MCQ question.
Query: Which drug exhibits a -68.397\% 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.) COC(=O)c1cc(CSc2nc3ccccc3[nH]2)oc1C
b.) CCOC(=O)CNc1c(-c2ccc(OC)cc2)nc2ccc(Cl)cn12
c.) Brc1ccc(-c2nnc(-c3cccnc3)c3conc23)cc1
Answer: b. CCOC(=O)CNc1c(-c2ccc(OC)cc2)nc2ccc(Cl)cn12
{#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#}
CCOC(=O)CNc1c(-c2ccc(OC)cc2)nc2ccc(Cl)cn12
CCOC(=O)CNc1c(-c2ccc(OC)cc2)nc2ccc(Cl)cn12
ethyl 2-[[6-chloro-2-(4-methoxyphenyl)imidazo[1,2-a]pyridin-3-yl]amino]acetate