C132233133112121111331333133313331333132322331333133313223113313231123311   >>    C13223313311212111133133313331333133313232233133313331322311331323112331   <<    C132233133112121111331333133313331333132322331333133313223113313231123313   >>      C132233133112121111331333133313331333132322331333133313223113313231123312   >>