Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. COC(=O)CCc1ccc(NC(=O)c2ccc(C(=N)N(C)C)cc2)c(C(=O)Nc2ccc(Cl)cn2)c1
b. CCOc1cccc(/C=C2/SC(=O)NC2=O)c1N1CCCC(N)C1
c. C[C@@H](OC1CCC2NC1(c1ccccc1)CC2(F)c1nnn(C)n1)c1cc(C(F)(F)F)cc(C(F)(F)F)c1
d. Nc1cccnc1C1CCC(N2CC(NC(=O)CNC(=O)c3cccc(C(F)(F)F)c3)C2)CC1
Answer: a, 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}
2-[(1R)-1-[3,5-bis(trifluoromethyl)phenyl]ethoxy]-6-fluoro-6-(2-methyltetrazol-5-yl)-1-phenyl-8-azabicyclo[3.2.1]octane