1-(p-Karbometoksyfenoksy)silatranu [Polish] 4-(2,8,9-Trioxa-5-aza-1-silabicyclo(3.3.3)undec-1-yloxy)benzoic acid methyl ester 61442-40-8 BENZOIC ACID, 4-(2,8,9-TRIOXA-5-AZA-1-SILABICYCLO(3.3.3)UNDEC-1-YLOXY)-, METHYL BRN 2902162 Benzoic acid, 4-(2,8,9-trioxa-5-aza-1-silabicyclo(3.3.3)undec-1-yloxy)-, methyl ester