Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a -29.415\% 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: CCOCCn1c(CN2CCCCC2C)nc2c1c(=O)n(C)c(=O)n2C
b: CCOCCN1CCN(c2c(C)c(C)nc3cc(-c4cc(OC)cc(OC)c4)nn23)CC1
c: CCOC(=O)N1CCN(C(=O)CCNS(=O)(=O)c2ccc(C)c(C)c2)CC1
Answer: b. CCOCCN1CCN(c2c(C)c(C)nc3cc(-c4cc(OC)cc(OC)c4)nn23)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#}
CCOCCN1CCN(c2c(C)c(C)nc3cc(-c4cc(OC)cc(OC)c4)nn23)CC1
CCOCCN1CCN(c2c(C)c(C)nc3cc(-c4cc(OC)cc(OC)c4)nn23)CC1
2-(3,5-dimethoxyphenyl)-7-[4-(2-ethoxyethyl)piperazin-1-yl]-5,6-dimethylpyrazolo[1,5-a]pyrimidine