C132233133112121111331333133313331333132313231332113313233313231111   >>    C13223313311212111133133313331333133313231323133211331323331323111   <<    C132233133112121111331333133313331333132313231332113313233313231113   >>      C132233133112121111331333133313331333132313231332113313233313231112   >>