Task: Answer the multiple-choice question.
Question: Which compound has a -0.506\% 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. O=S(=O)(CCc1ccncc1)Cc1ccc2c3c(cccc13)CC2
b. Nc1ncc(-c2ccccc2)n1CC1CCCO1
c. CCCCCn1c(N)c(C(=O)NCCN2CCOCC2)c2nc3ccccc3nc21
Answer: c. CCCCCn1c(N)c(C(=O)NCCN2CCOCC2)c2nc3ccccc3nc21
{#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#}
CCCCCn1c(N)c(C(=O)NCCN2CCOCC2)c2nc3ccccc3nc21
CCCCCn1c(N)c(C(=O)NCCN2CCOCC2)c2nc3ccccc3nc21
2-amino-N-(2-morpholin-4-ylethyl)-1-pentylpyrrolo[3,2-b]quinoxaline-3-carboxamide