Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 22.205\% 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: Cc1ccc(-c2nc(N)nc(N)n2)c(C)c1
b: O=S(=O)(Nc1cccc(-c2nnco2)c1)c1ccc(Cl)cc1
c: CC(NC(=O)c1cccc(OC2CCN(C3CCN(C)CC3)CC2)c1)c1ccccc1
d: COc1ccc(-c2cc3ccc(OCC(C)=O)cc3oc2=O)cc1
Answer: d. COc1ccc(-c2cc3ccc(OCC(C)=O)cc3oc2=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#}
COc1ccc(-c2cc3ccc(OCC(C)=O)cc3oc2=O)cc1
COc1ccc(-c2cc3ccc(OCC(C)=O)cc3oc2=O)cc1
3-(4-methoxyphenyl)-7-(2-oxopropoxy)chromen-2-one