C31232233133313221211113313331333132313331322121133133313232212111133231   >>    C3123223313331322121111331333133313231333132212113313331323221211113323   <<    C31232233133313221211113313331333132313331322121133133313232212111133233   >>      C31232233133313221211113313331333132313331322121133133313232212111133232   >>