C312322331333132212111133133313331323133313221211113322121111332121121   >>    C31232233133313221211113313331333132313331322121111332212111133212112   <<    C312322331333132212111133133313331323133313221211113322121111332121123   >>      C312322331333132212111133133313331323133313221211113322121111332121122   >>