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Guanidine monohydrobromide

N-carbamimidoyl(¹³c₂)glycine

6’-Guanidinonaltrindole ditrifluoroacetate

O-[(guanin-9-yl)methyl] acyclovir

Guanosine-13c,15n2 hydrate

Guanosine-13c,15n2 6-(o-methyloxime)

2-(2,3-Dihydro-1,4-benzodioxin-2-ylmethyl)guanidine

S-[2-(n7-guanyl)ethyl]glutathione

S-[2-(n7-guanyl)ethyl]glutathione-d4