C312322331333132212111133133313331323133313221211111233131133132212331311121   >>    C31232233133313221211113313331333132313331322121111123313113313221233131112   <<    C312322331333132212111133133313331323133313221211111233131133132212331311123   >>      C312322331333132212111133133313331323133313221211111233131133132212331311122   >>