C312322331333132212111133133313331323133313221211111133133112111133132313131231   >>    C31232233133313221211113313331333132313331322121111113313311211113313231313123   <<    C312322331333132212111133133313331323133313221211111133133112111133132313131233   >>      C312322331333132212111133133313331323133313221211111133133112111133132313131232   >>