C312322331333132212111133133313331323133313221211113323133313121   >>    C31232233133313221211113313331333132313331322121111332313331312   <<    C312322331333132212111133133313331323133313221211113323133313123   >>      C312322331333132212111133133313331323133313221211113323133313122   >>