C312322331333132212111133133313331323133313221211111233131131121   >>    C31232233133313221211113313331333132313331322121111123313113112   <<    C312322331333132212111133133313331323133313221211111233131131123   >>      C312322331333132212111133133313331323133313221211111233131131122   >>