Figure 1: Chemical Constitution Formula and 3-D Structure of Pillar[N]arene (image) Kanazawa University Share Print E-Mail Caption n signifies repetition number; herein pillararene is depicted. The bond to connect benzene rings is at para position (diagonal); hence, the molecular structure is like a pillar. Credit Kanazawa University Usage Restrictions The image may only be used with appropriate caption and credit. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.