Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a.) C[C@@H]1c2nnn(-c3cnccn3)c2CCN1C(=O)c1cccc(C(F)(F)F)c1Cl
b.) O=C1COc2ccc(CNC34CCC(C[C@]5(O)Cn6c(=O)ccc7nc(Cl)c(F)c5c76)(CC3)OC4)nc2N1
c.) COc1ccc(CCN(C)CCC[C@@](C#N)(c2cc(OC)c(OC)c(OC)c2)C(C)C)cc1OC
d.) Cc1ncc(-c2ccccc2CCNC(=O)c2ccc(C(=O)NCCCC(F)(F)F)nc2)cn1
Answer: c
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
(2S)-5-[2-(3,4-dimethoxyphenyl)ethyl-methylamino]-2-propan-2-yl-2-(3,4,5-trimethoxyphenyl)pentanenitrile