1. Institute of Photonics and Nanotechnology Vilnius University Sauletekio 3 LT‐10257 Vilnius Lithuania
2. Center for Organic Photonics and Electronics Research (OPERA) Kyushu University 744 Motooka, Nishi Fukuoka 819‐0395 Japan
3. Fine Synthesis, Ltd. Kalvarijų g. 201E LT‐08311 Vilnius Lithuania