C312322331333132212111133133313331323133313221211111231211113313231122331   >>    C31232233133313221211113313331333132313331322121111123121111331323112233   <<    C312322331333132212111133133313331323133313221211111231211113313231122333   >>      C312322331333132212111133133313331323133313221211111231211113313231122332   >>