Task: Answer the MCQ question.
Question: Which compound exhibits a -1.681\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. O=C(COC(=O)c1nc(Cl)ccc1Cl)c1ccccc1Cl
b. O=C(NCC1COc2ccccc2O1)c1ccc(Cl)c(S(=O)(=O)N2CCOCC2)c1
c. Cc1ccnc(NS(=O)(=O)c2ccc(NC(=O)c3cc(-c4ccc(Br)cc4)nc4ccccc34)cc2)n1
Answer: b. O=C(NCC1COc2ccccc2O1)c1ccc(Cl)c(S(=O)(=O)N2CCOCC2)c1
{#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(NCC1COc2ccccc2O1)c1ccc(Cl)c(S(=O)(=O)N2CCOCC2)c1
O=C(NCC1COc2ccccc2O1)c1ccc(Cl)c(S(=O)(=O)N2CCOCC2)c1
4-chloro-N-(2,3-dihydro-1,4-benzodioxin-3-ylmethyl)-3-morpholin-4-ylsulfonylbenzamide