Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 3.475\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a.) Oc1cccc(C=Nc2cccc3ccccc23)c1O
b.) O=C(CSc1nc2ccc(NC(=O)CSc3nnnn3-c3ccccc3)cc2s1)Nc1ccccc1
c.) COCCn1c(N2CCN(c3ccccc3)CC2)nc2c1c(=O)n(C)c(=O)n2C
Answer: c. COCCn1c(N2CCN(c3ccccc3)CC2)nc2c1c(=O)n(C)c(=O)n2C
{#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#}
COCCn1c(N2CCN(c3ccccc3)CC2)nc2c1c(=O)n(C)c(=O)n2C
COCCn1c(N2CCN(c3ccccc3)CC2)nc2c1c(=O)n(C)c(=O)n2C
7-(2-methoxyethyl)-1,3-dimethyl-8-(4-phenylpiperazin-1-yl)purine-2,6-dione