Task: Answer the multiple choice question.
Question: Which drug has a 0.560\% 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) Cc1ccc(NC(=O)c2ccc(OC(=O)CCN3C(=O)c4ccccc4C3=O)cc2)cc1
b) CCCCc1nc(SCCN2CCOCC2)c2c(=O)n(C)c(=O)n(C)c2n1
c) CCOC(=O)N1CCN(C(=O)c2c(O)c3cccc4c3n(c2=O)CC4)CC1
d) Cn1c(Cc2nc(-c3cnccn3)no2)nnc1SCC(=O)Nc1ccccc1
Answer: b. CCCCc1nc(SCCN2CCOCC2)c2c(=O)n(C)c(=O)n(C)c2n1
{#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#}
CCCCc1nc(SCCN2CCOCC2)c2c(=O)n(C)c(=O)n(C)c2n1
CCCCc1nc(SCCN2CCOCC2)c2c(=O)n(C)c(=O)n(C)c2n1
7-butyl-1,3-dimethyl-5-(2-morpholin-4-ylethylsulfanyl)pyrimido[4,5-d]pyrimidine-2,4-dione