Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. CCN1C[C@H]2CCCC[C@@]2(c2ccc(Cl)c(Cl)c2)C1
b. Cc1nc2cc(-n3ncc(C(=O)c4cc5ccc(Br)cc5[nH]4)c3N)ccc2[nH]1
c. COc1cc(N)c(Cl)cc1C(=O)N[C@H]1CCN(CC2CCN(C(=O)NC(C)C)CC2)C[C@H]1OC
d. CC1CN(C(=O)C2CN(c3cccnn3)CC2c2ccc(F)cc2F)CC(C)C1(O)C1CC1
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}
(3aS,7aR)-7a-(3,4-dichlorophenyl)-2-ethyl-3,3a,4,5,6,7-hexahydro-1H-isoindole