Task: Answer the multiple-choice question.
Question: Which compound exhibits a 12.417\% human ether-à-go-go related gene (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 CCCCCCOC(=O)C(C#N)c1nc2ccccc2nc1N1CCOCC1
b Cc1cccc(N(CC(=O)NC2CCCC2)C(=O)c2c(C)noc2C)c1
c Cc1oc(-c2ccccc2Cl)nc1CN1C(=O)CN=C(c2ccccc2)c2ccccc21
d Nc1cc(N)nc(SCC(=O)c2ccccc2)n1
Answer: d. Nc1cc(N)nc(SCC(=O)c2ccccc2)n1
{#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#}
2-(4,6-diaminopyrimidin-2-yl)sulfanyl-1-phenylethanone