Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) CCC(=O)Nc1c2c(nn1-c1ccc(OC)cc1)CS(=O)C2
(b) COc1ccc(-n2ccn(CC(=O)Nc3ccc(OC)cc3OC)c(=O)c2=O)cc1
(c) CCOCCCn1c(=N)c(C(=O)NCCN2CCOCC2)cc2c(=O)n3cccc(C)c3nc21
(d) C[C@@H]1CC=C[C@H]2[C@H]1C(=O)N(Cc1ccccc1)[C@H]2c1ccc(F)c(-c2ccc(N(C)C)cc2)c1
Answer: a, b, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}