*---tCH2-CH ;  0::0  ~  ~  O  ~OH  *---tCH2-CH  t-*  Q  I#  o=o  0  ~  SO3  ~  H  OH  N~OH  *---tCH2-CH  t-*  o=o  0  ~  SO3  ~  OH  0~  HfvCH;  *---tCH2-CH  t-*  ~  0  CH3  SO3  H3C  CH3  *---tCH2-CH  t-*  ¢  cx::o  0  SO3  NO2  ¢  cx::o  I  CH3  -continued...._.  36  US 8,852,845 B2  35 