Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 10.087\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a. O=C(O)CC1(CC(=O)Nc2ccc(F)c(Cl)c2)CCCCC1
b. O=C(CCl)NCC1CCCO1
c. CCC(C)NC(=O)CSc1nnc(-c2cc(OC)c(OC)c(OC)c2)c(-c2cc(OC)c(OC)c(OC)c2)n1
Answer: b. O=C(CCl)NCC1CCCO1
{#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(CCl)NCC1CCCO1
O=C(CCl)NCC1CCCO1
2-chloro-N-(oxolan-2-ylmethyl)acetamide