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. Cn1ccc(C2CCNCC2C(=O)N(Cc2c[nH]c3cccc(F)c23)C2CC2)cc1=O
b. N[C@H]1CC(C(=O)N2CCn3c(nnc3C(F)(F)F)C2)=CC[C@@H]1c1cc(F)c(F)c(F)c1.O=C(O)C(F)(F)F
c. Clc1cnc(N2CCC([C@H]3C[C@H]3CCOc3ccc(-n4ccnn4)cn3)CC2)nc1
d. C[C@@H]1CCCN1CCN1CCc2cc(-c3ccc(C(=O)N4CCCC4)cc3)ccc2C1=O
Answer: d
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}
2-[2-[(2R)-2-methylpyrrolidin-1-yl]ethyl]-6-[4-(pyrrolidine-1-carbonyl)phenyl]-3,4-dihydroisoquinolin-1-one