Task: Answer the MCQ question.
Query: Which drug exhibits a 15.833\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. CCNC(=O)CN1C(=O)NC2(CCCCCC2)C1=O
b. O=[N+]([O-])c1cccc(O)c1
Answer: a. CCNC(=O)CN1C(=O)NC2(CCCCCC2)C1=O
{#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#}
CCNC(=O)CN1C(=O)NC2(CCCCCC2)C1=O
CCNC(=O)CN1C(=O)NC2(CCCCCC2)C1=O
[C][C][N][C][=Branch1][C][=O][C][N][C][=Branch1][C][=O][N][C][Branch1][=Branch2][C][C][C][C][C][C][Ring1][#Branch1][C][Ring1][N][=O]
2-(2,4-dioxo-1,3-diazaspiro[4.6]undecan-3-yl)-N-ethylacetamide