C312322331333132212111133133313331323133313221211111333131211113313331322231231   >>    C31232233133313221211113313331333132313331322121111133313121111331333132223123   <<    C312322331333132212111133133313331323133313221211111333131211113313331322231233   >>      C312322331333132212111133133313331323133313221211111333131211113313331322231232   >>