Task: Answer the multiple choice question.
Question: Which compound has a -51.656\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a.) COc1ccc(S(=O)(=O)NC2CC3CCC2C3)cc1Cl
b.) COc1ccc(CN2CCN(C3CCC3)CC2CCO)c(C)c1C
c.) Cc1cc(C)cc(N2C(N)=NC(N)=NC2c2cccc(Cl)c2)c1.Cl
d.) CCCCCc1nc2c(c3c1CCCC3)CCCC2
Answer: d. CCCCCc1nc2c(c3c1CCCC3)CCCC2
{#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#}
CCCCCc1nc2c(c3c1CCCC3)CCCC2
CCCCCc1nc2c(c3c1CCCC3)CCCC2
6-pentyl-1,2,3,4,7,8,9,10-octahydrophenanthridine