C132233133112121111331333133313331333132313231332113313113323323231   >>    C13223313311212111133133313331333133313231323133211331311332332323   <<    C132233133112121111331333133313331333132313231332113313113323323233   >>      C132233133112121111331333133313331333132313231332113313113323323232   >>