C132233133112121111331333133313331333132313231332113313331313312123311   >>    C13223313311212111133133313331333133313231323133211331333131331212331   <<    C132233133112121111331333133313331333132313231332113313331313312123313   >>      C132233133112121111331333133313331333132313231332113313331313312123312   >>