Task: Answer the multiple choice question.
Question: Which drug exhibits a 3.314\% 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 other words.
Options:
a. COc1cccc(N2CC(C(=O)Nc3nnc(SCC(=O)NCc4ccco4)s3)CC2=O)c1
b. CCCOc1ccc(C(=O)OCC(=O)c2c(N)n(C)c(=O)n(C)c2=O)cc1OC
c. CCCCCCn1c(SCC(=O)c2c(N)n(C)c(=O)n(C)c2=O)nc2ccccc21
d. COc1ccccc1CN1CC(C(=O)N(C)CCCn2nc(C)cc2C)CCC1=O
Answer: c. CCCCCCn1c(SCC(=O)c2c(N)n(C)c(=O)n(C)c2=O)nc2ccccc21
{#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#}
CCCCCCn1c(SCC(=O)c2c(N)n(C)c(=O)n(C)c2=O)nc2ccccc21
CCCCCCn1c(SCC(=O)c2c(N)n(C)c(=O)n(C)c2=O)nc2ccccc21
6-amino-5-[2-(1-hexylbenzimidazol-2-yl)sulfanylacetyl]-1,3-dimethylpyrimidine-2,4-dione