docs: public static String getOffsetCodeFromCurveName(String curveName) {
  		if(curveName == null || curveName.length() == 0) {
  			return null;
  		}
  		String[] splits = curveName.split("(?<=\\D)(?=\\d)");
  		String offsetCode = splits[splits.length-1];
  		if(!Character.isDigit(offsetCode.charAt(0))) {
  			return null;
  		}
  
  		offsetCode = offsetCode.split("(?<=[A-Za-z])(?=.)", 2)[0];
  		offsetCode = offsetCode.replaceAll( "[\\W_]", "" );
  		return offsetCode;
  	}