C312312111111331312111133133313331333133322331323132233313112111   >>    C31231211111133131211113313331333133313332233132313223331311211   <<    C312312111111331312111133133313331333133322331323132233313112113   >>      C312312111111331312111133133313331333133322331323132233313112112   >>