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 other words.
Options:
a. CCOCCCNC(=S)NC1CC2CCC(C1)N2Cc1ccccc1
b. Cc1ccc(C(=O)Nc2cccnc2)cc1NC(=O)c1ccco1
c. CC(=O)Nc1ccc(N=Cc2c(O)n(Cc3ccco3)c(=O)[nH]c2=O)cc1
d. Cc1cc(C)n(/N=C/c2ccc(O)cc2)c(=O)c1C#N
Answer: a, b, c, 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}