C13332313311211113313331333133313331311222121111331323223313231333132332221   >>    C1333231331121111331333133313331333131122212111133132322331323133313233222   <<    C13332313311211113313331333133313331311222121111331323223313231333132332223   >>      C13332313311211113313331333133313331311222121111331323223313231333132332222   >>