calciumoxalate,calciumsilicate

1-methyl-3-phenyl-2,5-dihydro-1h-pyrrole oxalate
1-phenyl-2-(pyridin-4-yl)ethanamine oxalate
3-(4-bromophenoxy)-n-methylpropan-1-amine oxalate
[3-(aminomethyl)oxetan-3-yl]methanol oxalate(2:1)
2-(4-(trifluoromethyl)phenyl)morpholine oxalate