Task: Answer the MCQ question.
Question: Which drug has a -0.216\% 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 other words.
Options:
a Cc1ccc(NC(=O)CSc2nc(O)cc(=O)n2C)cc1
b c1nc(N2CCCC2)c2[nH]cnc2n1
c O=C(NC1CCCC1)C(c1ccc(N2CCOCC2)cc1)N(Cc1ccco1)C(=O)c1ccco1
Answer: b. c1nc(N2CCCC2)c2[nH]cnc2n1
{#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#}
c1nc(N2CCCC2)c2[nH]cnc2n1
c1nc(N2CCCC2)c2[nH]cnc2n1
6-pyrrolidin-1-yl-7H-purine