C312322331333132212111133133313331323133313221211111231211111211113313222233331   >>    C31232233133313221211113313331333132313331322121111123121111121111331322223333   <<    C312322331333132212111133133313331323133313221211111231211111211113313222233333   >>      C312322331333132212111133133313331323133313221211111231211111211113313222233332   >>