Problem statement: Answer the MCQ question.
Query: Which drug exhibits a -3.421% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a COc1cccc(NC(=O)C2C3CC4OC(=O)C2C4C3)c1
b Cc1cccc(N2CCN(C(=O)c3cnn4c(C(F)F)cc(-c5ccccc5)nc34)CC2)c1C
Answer: b. Cc1cccc(N2CCN(C(=O)c3cnn4c(C(F)F)cc(-c5ccccc5)nc34)CC2)c1C
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
Cc1cccc(N2CCN(C(=O)c3cnn4c(C(F)F)cc(-c5ccccc5)nc34)CC2)c1C
Cc1cccc(N2CCN(C(=O)c3cnn4c(C(F)F)cc(-c5ccccc5)nc34)CC2)c1C
[7-(difluoromethyl)-5-phenylpyrazolo[1,5-a]pyrimidin-3-yl]-[4-(2,3-dimethylphenyl)piperazin-1-yl]methanone