Tomiyasu, Hirotsugu, Zhao, Jiang-Lin, Ni, Xin-Long, Zeng, Xi, Elsegood, Mark R. J., Jones, Beth, Redshaw, Carl, Teat, Simon J., Yamato, Takehiko, "Positive and negative allosteric effects of thiacalix[4]arene-based receptors having urea and crown-ether moieties", RSC advances, 2015