Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 13.583\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a.) O=C(NCCc1c[nH]c2ccc(Cl)cc12)c1cccnc1
b.) CC(=O)c1ccc(OCc2ccc(Oc3c(Cl)cccc3[N+](=O)[O-])cc2)cc1
c.) CCN(CC)CCCN(Cc1cc2cc(OC)c(OC)cc2[nH]c1=O)C(=O)Nc1ccccc1
d.) COc1ccc(-c2nc(N)ncc2Oc2ccccc2Br)c(O)c1
Answer: b. CC(=O)c1ccc(OCc2ccc(Oc3c(Cl)cccc3[N+](=O)[O-])cc2)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#}
CC(=O)c1ccc(OCc2ccc(Oc3c(Cl)cccc3[N+](=O)[O-])cc2)cc1
CC(=O)c1ccc(OCc2ccc(Oc3c(Cl)cccc3[N+](=O)[O-])cc2)cc1
1-[4-[[4-(2-chloro-6-nitrophenoxy)phenyl]methoxy]phenyl]ethanone