C31231211111133131211113313331333133313332233132313331322133231   >>    C3123121111113313121111331333133313331333223313231333132213323   <<    C31231211111133131211113313331333133313332233132313331322133233   >>      C31231211111133131211113313331333133313332233132313331322133232   >>