Task: Answer the multiple choice question.
Query: Which compound exhibits a 18.959\% 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 other words.
Options:
[a] CCN(CC)CCn1c(-c2ccc(C)cc2)nc(=S)c2c1CC(C)(C)OC2
[b] COc1ccc(N2C(=O)C(F)(F)C2c2ccc(C)cc2)cc1OC
[c] CCS(=O)(=O)N1CCCC(c2nc(-c3cccc(OC)c3)no2)C1
[d] CCCc1c(-c2ccc(O)cc2)nn(-c2ccc(O)cc2)c1-c1ccc(O)cc1
Answer: d. CCCc1c(-c2ccc(O)cc2)nn(-c2ccc(O)cc2)c1-c1ccc(O)cc1
{#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#}
CCCc1c(-c2ccc(O)cc2)nn(-c2ccc(O)cc2)c1-c1ccc(O)cc1
CCCc1c(-c2ccc(O)cc2)nn(-c2ccc(O)cc2)c1-c1ccc(O)cc1
4-[2,5-bis(4-hydroxyphenyl)-4-propylpyrazol-3-yl]phenol