C3132121111133313233121111331333133313331333133313331333133322331323231   >>    C313212111113331323312111133133313331333133313331333133313332233132323   <<    C3132121111133313233121111331333133313331333133313331333133322331323233   >>      C3132121111133313233121111331333133313331333133313331333133322331323232   >>