Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a CCCCN(CCCNC(=O)c1c(C)cc(=O)oc1C)c1ccccc1
b O=C(COc1cccnc1[N+](=O)[O-])Nc1ccc2c(c1)CCC2
c COc1ccc(OC)c(S(=O)(=O)Nc2cc3c4c(c2)CCC(=O)N4CCC3)c1
d Cc1nc(Sc2nnnn2C)c2c3c(sc2n1)CCC3
Answer: 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}