Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
a CC(c1ccccc1)N(C)N=O
b CCCOC(=O)Cc1ccc(OCC(=O)N(CC)CC)c(OC)c1
c CCO[Si](OCC)(OCC)c1ccccc1
d CC(C)c1cc([N+](=O)[O-])cc([N+](=O)[O-])c1O
Answer: b
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}