Task: Answer the MCQ question.
Question: Which drug has a 3.432\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. CCCC1Cc2nc(N3CCCCC3)c(C#N)cc2CO1
b. CCCC(=O)NCCc1ccc(F)cc1
c. COc1ccc(N2CCN(Cc3cc(=O)oc4cc5c(cc34)CCCC5)CC2)cc1
d. Cc1cc(NC(=O)c2cccc(S(=O)(=O)N3CCOCC3)c2)no1
Answer: a. CCCC1Cc2nc(N3CCCCC3)c(C#N)cc2CO1
{#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-piperidin-1-yl-7-propyl-7,8-dihydro-5H-pyrano[4,3-b]pyridine-3-carbonitrile